• In-box Documentation NOTE 1: The 24 months warranty only applies to the radio, it does not apply to batteries or accessories shipped within the model package. Service From the Start packages are also available. NOTE 2: Bulk models (...B) are to be ordered in multiples of 20, and are shipped without single packaging. Technical Data Potential Self-quieting Frequencies to be avoided: VHF: 144 MHz, 153.6 MHz, 172.8 MHz UHF: 420 MHz, 440 MHz